11423242255 has 4 divisors (see below), whose sum is σ = 13707890712. Its totient is φ = 9138593800.

The previous prime is 11423242253. The next prime is 11423242291. The reversal of 11423242255 is 55224232411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11423242255 - 2¹ = 11423242253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423242253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142324221 + ... + 1142324230.

It is an arithmetic number, because the mean of its divisors is an integer number (3426972678).

Almost surely, 2^11423242255 is an apocalyptic number.

11423242255 is a deficient number, since it is larger than the sum of its proper divisors (2284648457).

11423242255 is an equidigital number, since it uses as much as digits as its factorization.

11423242255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284648456.

The product of its digits is 19200, while the sum is 31.

Adding to 11423242255 its reverse (55224232411), we get a palindrome (66647474666).

The spelling of 11423242255 in words is "eleven billion, four hundred twenty-three million, two hundred forty-two thousand, two hundred fifty-five".